DE2751714C2 - - Google Patents
Info
- Publication number
- DE2751714C2 DE2751714C2 DE2751714A DE2751714A DE2751714C2 DE 2751714 C2 DE2751714 C2 DE 2751714C2 DE 2751714 A DE2751714 A DE 2751714A DE 2751714 A DE2751714 A DE 2751714A DE 2751714 C2 DE2751714 C2 DE 2751714C2
- Authority
- DE
- Germany
- Prior art keywords
- water
- surfactant
- alcohol
- silanes
- agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 62
- 239000004094 surface-active agent Substances 0.000 claims description 41
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 35
- 239000000203 mixture Substances 0.000 claims description 34
- 239000000839 emulsion Substances 0.000 claims description 29
- 150000004756 silanes Chemical class 0.000 claims description 21
- 239000004566 building material Substances 0.000 claims description 20
- 239000003795 chemical substances by application Substances 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 17
- 239000000047 product Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 12
- 239000007859 condensation product Substances 0.000 claims description 11
- 230000007062 hydrolysis Effects 0.000 claims description 10
- 238000006460 hydrolysis reaction Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 239000003995 emulsifying agent Substances 0.000 claims description 4
- 230000001590 oxidative effect Effects 0.000 claims description 4
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 239000007800 oxidant agent Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 239000002270 dispersing agent Substances 0.000 claims description 2
- 230000001603 reducing effect Effects 0.000 claims description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims 3
- 125000004432 carbon atom Chemical group C* 0.000 claims 1
- 125000004185 ester group Chemical group 0.000 claims 1
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 claims 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims 1
- 238000011282 treatment Methods 0.000 description 20
- 239000004567 concrete Substances 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 11
- 239000005871 repellent Substances 0.000 description 11
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 10
- 230000002940 repellent Effects 0.000 description 10
- 229910000077 silane Inorganic materials 0.000 description 10
- 238000005470 impregnation Methods 0.000 description 9
- 239000000080 wetting agent Substances 0.000 description 8
- 230000008901 benefit Effects 0.000 description 6
- 230000002209 hydrophobic effect Effects 0.000 description 6
- 238000007792 addition Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 description 5
- 239000011707 mineral Substances 0.000 description 5
- 235000010755 mineral Nutrition 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 239000011505 plaster Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 239000003513 alkali Substances 0.000 description 4
- 239000004927 clay Substances 0.000 description 4
- -1 siloxanes Chemical class 0.000 description 4
- 239000011449 brick Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- ZBJVLWIYKOAYQH-UHFFFAOYSA-N naphthalen-2-yl 2-hydroxybenzoate Chemical compound OC1=CC=CC=C1C(=O)OC1=CC=C(C=CC=C2)C2=C1 ZBJVLWIYKOAYQH-UHFFFAOYSA-N 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000013543 active substance Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000010425 asbestos Substances 0.000 description 2
- 239000011455 calcium-silicate brick Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000004945 emulsification Methods 0.000 description 2
- 230000001804 emulsifying effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- ZMRUPTIKESYGQW-UHFFFAOYSA-N propranolol hydrochloride Chemical compound [H+].[Cl-].C1=CC=C2C(OCC(O)CNC(C)C)=CC=CC2=C1 ZMRUPTIKESYGQW-UHFFFAOYSA-N 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910052895 riebeckite Inorganic materials 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 244000007645 Citrus mitis Species 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical class [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 230000005661 hydrophobic surface Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000007797 non-conventional method Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920001522 polyglycol ester Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 150000003138 primary alcohols Chemical class 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000003223 protective agent Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 150000004819 silanols Chemical class 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/46—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with organic materials
- C04B41/49—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes
- C04B41/4905—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes containing silicon
- C04B41/4922—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes containing silicon applied to the substrate as monomers, i.e. as organosilanes RnSiX4-n, e.g. alkyltrialkoxysilane, dialkyldialkoxysilane
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/46—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with organic materials
- C04B41/49—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes
- C04B41/4905—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes containing silicon
- C04B41/495—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Organo-clay compounds; Organo-silicates, i.e. ortho- or polysilicic acid esters ; Organo-phosphorus compounds; Organo-inorganic complexes containing silicon applied to the substrate as oligomers or polymers
- C04B41/4961—Polyorganosiloxanes, i.e. polymers with a Si-O-Si-O-chain; "silicones"
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/60—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone
- C04B41/61—Coating or impregnation
- C04B41/62—Coating or impregnation with organic materials
- C04B41/64—Compounds having one or more carbon-to-metal of carbon-to-silicon linkages
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Aftertreatments Of Artificial And Natural Stones (AREA)
- Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7613507A SE404358C (sv) | 1976-12-02 | 1976-12-02 | Forfarande for hydrofoberande behandling av byggnadsmaterial, i synnerhet porosa sadana |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2751714A1 DE2751714A1 (de) | 1979-02-08 |
| DE2751714C2 true DE2751714C2 (no) | 1990-10-31 |
Family
ID=20329631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772751714 Granted DE2751714A1 (de) | 1976-12-02 | 1977-11-19 | Verfahren und mittel fuer die herstellung eines wasserabweisenden baumaterial |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT371791B (no) |
| DE (1) | DE2751714A1 (no) |
| DK (1) | DK153322C (no) |
| FI (1) | FI64564C (no) |
| GB (1) | GB1592569A (no) |
| NO (1) | NO154701C (no) |
| SE (1) | SE404358C (no) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3635260A1 (de) * | 1986-10-16 | 1988-04-28 | Wacker Chemie Gmbh | Verfahren zum wasserabweisendmachen von saugfaehigen anorganischen baustoffen |
| DE4029640A1 (de) * | 1990-09-19 | 1992-03-26 | Goldschmidt Ag Th | Zubereitung zur wasserabweisenden impraegnierung poroeser mineralischer baustoffe |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0075962A1 (de) * | 1981-09-30 | 1983-04-06 | Josef Dr. PÜHRINGER | Imprägnierungsmittel für poröse Baumaterialien |
| US4648904A (en) * | 1986-02-14 | 1987-03-10 | Scm Corporation | Aqueous systems containing silanes for rendering masonry surfaces water repellant |
| FR2674862B1 (fr) * | 1991-04-05 | 1994-09-09 | Corning France | Composition et procede de traitement d'articles pour leur conferer des proprietes durables d'anti-adherence et de repulsion d'eau. |
| DE4122263C1 (no) * | 1991-07-05 | 1993-02-25 | Degussa Ag, 6000 Frankfurt, De | |
| DE4309971A1 (de) * | 1993-03-26 | 1994-09-29 | Bayer Ag | Imprägnierungsemulsion für mineralische Baustoffe |
| DE4409141A1 (de) * | 1994-03-17 | 1995-09-21 | Degussa | Verfahren zur Behandlung von mineralischen Baustoffen |
| DE19747794A1 (de) * | 1997-10-30 | 1999-05-06 | Degussa | Verfahren zur Herstellung von in der Masse hydrophobiertem Beton |
| DE19904496A1 (de) * | 1999-02-04 | 2000-08-10 | Wacker Chemie Gmbh | Wäßrige Cremes von Organosiliciumverbindungen |
| FR2918660B1 (fr) * | 2007-07-13 | 2010-10-01 | Edouard Serras | Procede de fabrication d'un element de construction a partir d'un melange de platre,d'eau et d'une charge |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL226287A (no) * | 1957-04-08 | |||
| JPS5212219B1 (no) * | 1965-01-21 | 1977-04-05 | ||
| US3567492A (en) * | 1968-06-24 | 1971-03-02 | Midland Silicones Ltd | Method for treating stone to obtain improved bonding to bituminous material |
| DE2053110B2 (de) * | 1970-10-29 | 1977-03-10 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur verbesserung des oberflaechenschutzes von porigen materialien |
| DE2258901B2 (de) * | 1972-12-01 | 1980-11-06 | Dynamit Nobel Ag, 5210 Troisdorf | Imprägnieren von Mauerwerk mit neutral oder sauer reagierenden Oberflächen |
| DK43475A (da) * | 1975-02-07 | 1976-08-08 | Nya Asfalt Ab | Frefmgangsmade og middel til impregnering af byggematerialer |
-
1976
- 1976-12-02 SE SE7613507A patent/SE404358C/xx not_active IP Right Cessation
-
1977
- 1977-11-18 DK DK511177A patent/DK153322C/da not_active IP Right Cessation
- 1977-11-19 DE DE19772751714 patent/DE2751714A1/de active Granted
- 1977-11-21 FI FI773505A patent/FI64564C/fi not_active IP Right Cessation
- 1977-11-29 AT AT0852777A patent/AT371791B/de not_active IP Right Cessation
- 1977-11-30 NO NO774088A patent/NO154701C/no unknown
- 1977-12-01 GB GB50011/77A patent/GB1592569A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3635260A1 (de) * | 1986-10-16 | 1988-04-28 | Wacker Chemie Gmbh | Verfahren zum wasserabweisendmachen von saugfaehigen anorganischen baustoffen |
| DE4029640A1 (de) * | 1990-09-19 | 1992-03-26 | Goldschmidt Ag Th | Zubereitung zur wasserabweisenden impraegnierung poroeser mineralischer baustoffe |
Also Published As
| Publication number | Publication date |
|---|---|
| NO154701B (no) | 1986-08-25 |
| SE7613507L (sv) | 1978-06-03 |
| FI773505A (fi) | 1978-06-03 |
| AT371791B (de) | 1983-07-25 |
| ATA852777A (de) | 1982-12-15 |
| FI64564C (fi) | 1983-12-12 |
| NO774088L (no) | 1978-06-05 |
| SE404358B (sv) | 1978-10-02 |
| DK153322C (da) | 1988-12-27 |
| SE404358C (sv) | 1984-10-15 |
| FI64564B (fi) | 1983-08-31 |
| DK511177A (da) | 1978-06-03 |
| DK153322B (da) | 1988-07-04 |
| DE2751714A1 (de) | 1979-02-08 |
| GB1592569A (en) | 1981-07-08 |
| NO154701C (no) | 1986-12-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAOB | Without description | ||
| 8127 | New person/name/address of the applicant |
Owner name: DYNAMIT NOBEL AG, 5210 TROISDORF, DE |
|
| 8110 | Request for examination paragraph 44 | ||
| 8127 | New person/name/address of the applicant |
Owner name: HUELS TROISDORF AG, 5210 TROISDORF, DE |
|
| 8127 | New person/name/address of the applicant |
Owner name: HUELS AG, 4370 MARL, DE |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |